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<h1 class="topictitle1">Step 2: Checking the HDFS ACL Switch Status</h1>
<div><p>If you need to back up ACL information of HDFS files, ensure that the HDFS ACL configuration switch has been turned on on the big data platform before the backup. Otherwise, skip this section.</p>
<div class="section"><h4 class="sectiontitle">Procedure</h4><p><strong>FusionInsight Manager or CDH as the access scenario</strong></p>
<ol><li><span>Log in to FusionInsight Manager using a browser.</span><p><p>This section uses FusionInsight 6.5.1 as an example to describe how to check the HDFS ACL switch status. The operations vary depending on the big data platform.</p>
</p></li><li><span>Choose <span class="uicontrol"><b>Cluster &gt; HDFS</b></span>.</span></li><li><span>Click <strong>Configure</strong>.</span></li><li><span>Check whether the value of <span class="uicontrol"><b>dfs.namenode.acls.enabled</b></span> is <span class="uicontrol"><b>true</b></span>.</span><p><div class="note"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p>You can search for keyword <span class="uicontrol"><b>dfs.namenode.acls.enabled</b></span> or <span class="uicontrol"><b>acl</b></span> to quickly locate the parameter.</p>
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<ul><li>If the value of <span class="uicontrol"><b>dfs.namenode.acls.enabled</b></span> is <span class="uicontrol"><b>true</b></span>, ACL information of HDFS files is backed up by default.</li><li>If the value of <span class="uicontrol"><b>dfs.namenode.acls.enabled</b></span> is <span class="uicontrol"><b>false</b></span> but you need to back up ACL information of HDFS files, change the value of <span class="uicontrol"><b>dfs.namenode.acls.enabled</b></span> to <span class="uicontrol"><b>true</b></span> and then restart the HDFS service as prompted.</li></ul>
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<div class="parentlink"><strong>Parent topic:</strong> <a href="hdfs_00012.html">Backing Up HDFS Filesets</a></div>
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